Can I open-source Nuclino?
YES · mature open-source replacementYes. AppFlowy (75k stars), AFFiNE (71k stars), Joplin (56k stars) are mature open-source replacements for Nuclino — self-host with docker and stop paying $6/mo.
People still pay for Nuclino because people keep paying when the note system is trusted across every device and disappears into their daily capture habits. The recurring cost buys file watching, conflict handling, indexing, mobile apps, encryption, backups, and migrations, not just the visible interface.
xreal-time collaboration, hosted sync, permissions, and dependable search
xfrictionless mobile capture
xreal-time team editing
xhosted publishing
xproprietary AI memory
These projects already replace it, free.
WWiki.jsA polished wiki, provided you are willing to become its part-time sysadmin.open source↗DDocmostA clean team wiki with a database bill instead of a seat bill.open source↗BBookStackA wiki arranged like a bookshelf, which is either charming or compulsory.open source↗What each one is, in full: Wiki.js · Docmost · BookStack
all 8 open-source alternatives to Nuclino →· no votes, no pay-to-list · just what's real
Nuclino pricing
| plan | monthly | annual (per mo) | what you get |
|---|---|---|---|
| free | $0/user | $0/user | 50 items across all workspaces; 3 canvases; 2 GB total storage |
| starter | — | $6/user | Unlimited items/canvases; 30-day history; 10 GB storage/user; admin tools and publishing |
| business | — | $10/user | Unlimited history; 20 GB/user; Sidekick AI, audit log, insights, SSO, security controls and custom publishing domain |
free tier50 items across all workspaces, 3 canvases and 2 GB total storage
billingmonthly + annual (up to 25% off); 14-day no-card Starter trial; exact no-commitment prices did not render
hidden costsEvery person in the team, including guests and read-only members, is a billable user on paid plans. New users are prorated. Teams over 100 users must contact sales.
verified 2026-08-13 · source ↗
Can I open-source Nuclino?
Yes. Wiki.js replaces Nuclino today — self-host it on your own server or machine with no subscription. The full list of open-source alternatives is on this page.
How much does Nuclino cost?
Nuclino costs about $6/month (Starter, checked 2026-08-13), which is $72 per year. That's what you save by replacing it with open source.
What do I lose by replacing Nuclino?
Honestly: real-time collaboration, hosted sync, permissions, and dependable search; frictionless mobile capture; real-time team editing; hosted publishing; proprietary AI memory. If any of those are load-bearing for you, keep paying.
Is there an open-source alternative to Nuclino?
Yes: Wiki.js (A polished wiki, provided you are willing to become its part-time sysadmin.) Docmost (A clean team wiki with a database bill instead of a seat bill.) BookStack (A wiki arranged like a bookshelf, which is either charming or compulsory.) All 8 curated open-source alternatives are at caniopensourceit.online/nuclino/alternatives.